[Term]
id: PR:000046646
name: B-cell antigen receptor complex-associated protein alpha chain, signal peptide removed form (human)
def: "A B-cell antigen receptor complex-associated protein alpha chain (human) that has had the signal peptide removed. UniProtKB:P11912, 33-226." [PRO:DNx, Reactome:R-HSA-197154]
comment: Category=organism-modification.
synonym: "PRO_0000014558" EXACT PRO-proteoform-ftid [PRO:DNx]
synonym: "hCD79A/SigPep-" EXACT PRO-short-label [PRO:DNx]
synonym: "UniProtKB:P11912, 33-226" EXACT PRO-proteoform-std [PRO:DNx]
xref: Reactome:R-HSA-197154 "PR:000046646 located_in GO:0005886"
intersection_of: PR:P11912 ! B-cell antigen receptor complex-associated protein alpha chain (human)
intersection_of: lacks_part SO:0000418 ! signal_peptide
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens

[Term]
id: PR:000046647
name: B-cell antigen receptor complex-associated protein alpha chain, signal peptide removed phosphorylated 1 (human)
def: "A B-cell antigen receptor complex-associated protein alpha chain (human) that has had the signal peptide removed and has been post-translationally modified to include phosphotyrosine at positions 188 and 199 of the amino acid sequence represented by UniProtKB:P11912. UniProtKB:P11912, 33-226, Tyr-188/Tyr-199, MOD:00048." [PRO:DNx, Reactome:R-HSA-983539]
comment: Category=organism-modification.
synonym: "hCD79A/SigPep-/Phos:1" EXACT PRO-short-label [PRO:DNx]
synonym: "PRO_0000014558, Tyr-188/Tyr-199, MOD:00048" EXACT PRO-proteoform-ftid [PRO:DNx]
synonym: "UniProtKB:P11912, 33-226, Tyr-188/Tyr-199, MOD:00048" EXACT PRO-proteoform-std [PRO:DNx]
xref: Reactome:R-HSA-983539 "PR:000046647 located_in GO:0005886"
is_a: PR:P11912 ! B-cell antigen receptor complex-associated protein alpha chain (human)
relationship: has_part MOD:00048 ! O4'-phospho-L-tyrosine
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens
relationship: lacks_part SO:0000418 ! signal_peptide

[Term]
id: PR:P11912
name: B-cell antigen receptor complex-associated protein alpha chain (human)
def: "A B-cell antigen receptor complex-associated protein alpha chain that is encoded in the genome of human." [PRO:WCB, UniProtKB:P11912]
comment: Category=organism-gene.
synonym: "IGA" RELATED Gene-based [UniProtKB:P11912]
synonym: "MB1" RELATED Gene-based [UniProtKB:P11912]
synonym: "CD79A" RELATED Gene-based [UniProtKB:P11912]
synonym: "hCD79A" EXACT PRO-short-label [PRO:DNx]
synonym: "CD79a (human)" EXACT [UniProtKB:P11912]
synonym: "Ig-alpha (human)" EXACT [UniProtKB:P11912]
synonym: "MB-1 membrane glycoprotein (human)" EXACT [UniProtKB:P11912]
synonym: "surface IgM-associated protein (human)" EXACT [UniProtKB:P11912]
synonym: "membrane-bound immunoglobulin-associated protein (human)" EXACT [UniProtKB:P11912]
xref: UniProtKB:P11912
intersection_of: only_in_taxon NCBITaxon:9606 ! Homo sapiens
intersection_of: PR:000001285 ! B-cell antigen receptor complex-associated protein alpha chain
relationship: has_gene_template HGNC:1698 ! CD79A (human)

[Term]
id: PR:P11912-2
name: B-cell antigen receptor complex-associated protein alpha chain isoform h2 (human)
def: "A B-cell antigen receptor complex-associated protein alpha chain (human) that is a translation product of some mRNA whose exon structure and start site selection renders it capable of giving rise to a protein with the amino acid sequence represented by UniProtKB:P11912-2." [PRO:DNx, UniProtKB:P11912]
comment: Category=organism-sequence.
synonym: "hCD79A/iso:h2" EXACT PRO-short-label [PRO:DNx]
synonym: "B-cell antigen receptor complex-associated protein alpha chain isoform Short (human)" EXACT [UniProtKB:P11912]
xref: UniProtKB:P11912-2
is_a: PR:P11912 ! B-cell antigen receptor complex-associated protein alpha chain (human)
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens

[Term]
id: PR:P11912-1
name: B-cell antigen receptor complex-associated protein alpha chain isoform h1 (human)
def: "A B-cell antigen receptor complex-associated protein alpha chain (human) that is a translation product of some mRNA whose exon structure and start site selection renders it capable of giving rise to a protein with the amino acid sequence represented by UniProtKB:P11912-1." [PRO:DNx, UniProtKB:P11912]
comment: Category=organism-sequence.
synonym: "hCD79A/iso:h1" EXACT PRO-short-label [PRO:DNx]
synonym: "B-cell antigen receptor complex-associated protein alpha chain isoform Long (human)" EXACT [UniProtKB:P11912]
xref: UniProtKB:P11912-1
is_a: PR:P11912 ! B-cell antigen receptor complex-associated protein alpha chain (human)
relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens

[Term]
id: PR:000001285
name: B-cell antigen receptor complex-associated protein alpha chain
def: "A protein that is a translation product of the human CD79A gene or a 1:1 ortholog thereof." [PRO:WCB]
comment: Category=gene.
synonym: "IGA" RELATED Gene-based []
synonym: "MB1" RELATED Gene-based []
synonym: "Mb-1" RELATED Gene-based []
synonym: "CD79A" EXACT PRO-short-label [PRO:DNx]
synonym: "CD79a" EXACT []
synonym: "Ig-alpha" EXACT []
synonym: "MB-1 membrane glycoprotein" EXACT []
synonym: "surface IgM-associated protein" EXACT []
synonym: "membrane-bound immunoglobulin-associated protein" EXACT []
is_a: PR:000000001 ! protein